// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_
#define GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_

#include <map>

#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/synchronization/lock.h"
#include "base/threading/non_thread_safe.h"

namespace gfx {
class SurfaceTexture;
}

namespace gpu {

namespace gles2 {
    class TextureManager;
}

class StreamTextureManagerInProcess : public base::NonThreadSafe {
public:
    StreamTextureManagerInProcess();
    ~StreamTextureManagerInProcess();

    uint32 CreateStreamTexture(uint32 client_texture_id,
        gles2::TextureManager* texture_manager);

    // This method can be called from any thread.
    scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture(uint32 stream_id);

private:
    void OnReleaseStreamTexture(uint32 stream_id);

    typedef std::map<uint32, scoped_refptr<gfx::SurfaceTexture>> TextureMap;
    TextureMap textures_;
    base::Lock map_lock_;
    uint32 next_id_;

    base::WeakPtrFactory<StreamTextureManagerInProcess> weak_factory_;
    DISALLOW_COPY_AND_ASSIGN(StreamTextureManagerInProcess);
};

} // gpu

#endif // GPU_STREAM_TEXTURE_MANAGER_IN_PROCESS_ANDROID_H_
